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traefik-ingress-controller

by misankim 2023. 3. 7.
traefik-ingress-controller




# traefik-ingress-controller 배포
cat << EOF > traefik-ingress-controller.yaml
apiVersion: v1
kind: Namespace
metadata:
  name: traefik
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: traefik-ingress-controller
rules:
  - apiGroups:
      - ""
    resources:
      - services
      - endpoints
      - secrets
    verbs:
      - get
      - list
      - watch
  - apiGroups:
      - extensions
      - networking.k8s.io
    resources:
      - ingresses
      - ingressclasses
    verbs:
      - get
      - list
      - watch
  - apiGroups:
      - extensions
    resources:
      - ingresses/status
    verbs:
      - update
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: traefik-ingress-controller
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: traefik-ingress-controller
subjects:
  - kind: ServiceAccount
    name: traefik-ingress-controller
    namespace: traefik
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: traefik-ingress-controller
  namespace: traefik
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: traefik
  namespace: traefik
  labels:
    app: traefik
spec:
  replicas: 1
  selector:
    matchLabels:
      app: traefik
  template:
    metadata:
      labels:
        app: traefik
    spec:
      serviceAccountName: traefik-ingress-controller
      containers:
        - name: traefik
          image: traefik:v2.5
          args:
            - --entrypoints.web.address=:80
            - --api.insecure=true
            - --providers.kubernetesingress
          ports:
            - name: web
              containerPort: 80
            - name: dashboard
              containerPort: 8080
---
apiVersion: v1
kind: Service
metadata:
  name: traefik
  namespace: traefik
spec:
  type: NodePort
  selector:
    app: traefik
  ports:
    - protocol: TCP
      port: 80
      name: web
      targetPort: 80
    - protocol: TCP
      port: 8080
      name: dashboard
      targetPort: 8080
EOF

kubectl apply -f traefik-ingress-controller.yaml

kubectl get all -n traefik


# whoami 테스트 배포 생성
cat << EOF > whoami.yaml
apiVersion: v1
kind: Namespace
metadata:
  name: whoami
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: deployment-whoami
  namespace: whoami
  labels:
    app: traefiklabs
    name: whoami
spec:
  replicas: 2
  selector:
    matchLabels:
      app: traefiklabs
      task: whoami
  template:
    metadata:
      labels:
        app: traefiklabs
        task: whoami
    spec:
      containers:
        - name: whoami
          image: traefik/whoami
          ports:
            - containerPort: 80
---
apiVersion: v1
kind: Service
metadata:
  name: service-whoami
  namespace: whoami
spec:
  ports:
    - name: http
      port: 80
  selector:
    app: traefiklabs
    task: whoami
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: ingress-whoami
  namespace: whoami
  annotations:
    traefik.ingress.kubernetes.io/router.entrypoints: web
spec:
  rules:
    - host:
      http:
        paths:
          - path: /bar
            pathType: ImplementationSpecific
            backend:
              service:
                name:  service-whoami
                port:
                  number: 80
          - path: /foo
            pathType: ImplementationSpecific
            backend:
              service:
                name:  service-whoami
                port:
                  number: 80
EOF
kubectl apply -f whoami.yaml

kubectl get all -n whoami


# bootcamp 테스트 배포 생성

cat << EOF > bootcamp.yaml
apiVersion: v1
kind: Namespace
metadata:
  name: bootcamp
---
apiVersion: apps/v1
kind: Deployment
metadata:
  namespace: bootcamp
  name: deployment-bootcamp
spec:
  selector:
    matchLabels:
      app.kubernetes.io/name: bootcamp
  replicas: 3
  template:
    metadata:
      labels:
        app.kubernetes.io/name: bootcamp
    spec:
      containers:
      - image: gcr.io/google-samples/kubernetes-bootcamp:v1
        imagePullPolicy: Always
        name: bootcamp
        ports:
        - containerPort: 8080
---
apiVersion: v1
kind: Service
metadata:
  namespace: bootcamp
  name: service-bootcamp
spec:
  ports:
    - port: 80
      targetPort: 8080
      protocol: TCP
  type: NodePort
  selector:
    app.kubernetes.io/name: bootcamp
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: ingress-bootcamp
  namespace: bootcamp
  annotations:
    traefik.ingress.kubernetes.io/router.entrypoints: web
spec:
  rules:
  - host: 
    http:
      paths:
        - path: /
          pathType: ImplementationSpecific
          backend:
            service:
              name:  service-bootcamp
              port:
                number: 80
EOF​


kubectl apply -f bootcamp.yaml

kubectl get all -n bootcamp





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